Dell NOT21701 - Fingerprint Reader; Sensor; GPU-Integrated; GPU-Discrete

Fingerprint reader
The following table lists the fingerprint-reader specifications of your Latitude 3540.
NOTE: The fingerprint reader is located on the power button.
Table 20. Fingerprint reader specifications
Description Values
Fingerprint-reader sensor technology
Capacitive
Fingerprint-reader sensor resolution
500 ppi
Fingerprint-reader sensor pixel size
108 x 88 pixel
Sensor
The following table lists the sensor of your Latitude 3540.
Table 21. Sensor
Sensor support
Adaptive Thermal Performance-Applicable only for discrete graphics
GPU—Integrated
The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Latitude 3540.
Table 22. GPU—Integrated
Controller Memory size Processor
Intel UHD Graphics Shared system memory 12
th
Generation Intel Core i3, Celeron
Intel Iris Xe Graphics Shared system memory 13
th
Generation Intel Core i3/i5/i7
GPU—Discrete
The following table lists the specifications of the discrete Graphics Processing Unit (GPU) supported by your Latitude 3540.
Table 23. GPU—Discrete
Controller Memory size Memory type
Nvidia GeForce MX550 2 GB GDDR6
Specifications of Latitude 3540 21
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